SGS_ZONE

Create a zone

ACTION:
Creates a new SGS zone occupying the given bounds within the world coordinate system of the current zone. It is then selected.
CALL:
SGS_ZONE(x1,x2,y1,y2,izonid,istat)
INPUT PARAMETERS:

x1,x2,y1,y2

R

The extent of the new zone in the world coordinates of the old zone.

OUTPUT PARAMETERS:

izonid

I

The zone identifier for the new zone—supplied by SGS.

istat

I

Status.

GKS EFFECT:
Normalization transformation number 1 set and selected and its input priority set to be greater than that of transformation 0.